4. Brushing, scrubbing, and general cleaning
  5. Machines
  6. With air blast or suction

Douglas C. Barker

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Air turbine

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Base for an upright extractor

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Element or attachment
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Carpet cleaning dry powder spreader

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Element or attachment
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Carpet extractor

Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Compact carpet and upholstery extractor

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Douglas C. Barker does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Douglas C. Barker, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Douglas C. Barker will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-1277913

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure